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Selasa, 29 November 2016

Albacore Fish Images

Albacore fish images - The albacore (Thunnus alalunga) is a species of tuna in the family Scombridae.
This species is also called albacore fish, albacore tuna, albicore, albie, pigfish, tombo ahi, binnaga, Pacific albacore, bonito del Norte, German bonito (but see bonito), longfin, longfin tuna, longfin tunny, or even just tuna. It is the only tuna species which may be marketed as "white meat tuna" in the United States. It is found in the open waters of all tropical and temperate oceans, and the Mediterranean Sea.
Albacore is a prized food, and the albacore fishery is economically significant. Methods of fishing include pole and line, long-line fishing, trolling, and some purse seining. It is also sought after by sport fishers. (Wikipedia)
Read also: Fish Images with Name Around the Wolrd
Scientific classification
Kingdom:Animalia
Phylum:Chordata
Class:Actinopterygii
Order:Perciformes
Family:Scombridae
Subfamily:Scombrinae
Tribe:Thunnini
Genus:Thunnus
Subgenus:Thunnus
Species:T. alalunga

Albacore Fish Images







Images of Albacore Fish

During spawning, females produce between 800,000 and 2.6 million eggs which hatch in about one or two days. After the eggs hatch, the fish begin to grow quickly and they remain close to the place where they were hatched for the first year of their lives. They begin to migrate after their first year. Albacore tuna have a lifespan of 11 to 12 years, but they reach reproductive maturity at around five to six years.
Despite having no sexual dimorphism, tuna are dioecious (males and females have different sexual organs). Oddly, a large majority of tuna have heavier and larger right testes and ovaries in males and females, respectively. Their eggs, which mature and hatch outside of the female's body, are typically restricted from November to February for spawning. Albacore have asynchronous oocyte development. An oocyte, which is an immature egg cell, does not develop at regular intervals in albacore. The creation of ova, known as oogenesis, begins with the rapid production of oogonia (undifferentiated germ cells that give rise to oocytes) by mitotic separations in the oogonial nests of female tuna. The resulting oocytes are cast en masse into the sea, where full development and later fertilization take place. (Wikipedia)

Image Source:
wikipedia.org 
http://www.justsportfishing.com/albacore_tuna_tackle.html
http://www.inlifestyleus.com/albacore-fish/
http://oregonflyfishingblog.com/2012/09/04/pacific-city-dory-fly-fishing-for-albacore/

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